Finding the Fourth Proportional to 2,561,232.72, 3,534,502.42 and 1,415,313.07
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Solution
The fourth proportional to 2,561,232.72, 3,534,502.42 and 1,415,313.07 is: 1,953,132.74
Step by Step Solution
- Step 1: Write the proportion equation
2,561,232.72 : 3,534,502.42 = 1,415,313.07 : x - Step 2: Convert to fraction form
2,561,232.72/3,534,502.42 = 1,415,313.07/x - Step 3: Cross multiply
2,561,232.72x = 3,534,502.42 × 1,415,313.07 - Step 4: Simplify right side
2,561,232.72x = 5,002,427,470,972.63 - Step 5: Solve for x
x = 5,002,427,470,972.63/2,561,232.72 - Step 6: Final answer
x = 1,953,132.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.